7 letter words:
rhonchi15,
5 letter words:
chino10,
chiro10,
choir10,
ichor10,
rhino8,
corni7,
orcin7,
4 letter words:
chin9,
chon9,
inch9,
rich9,
roch9,
hori7,
horn7,
cion6,
coin6,
coir6,
coni6,
corn6,
icon6,
inro4,
iron4,
noir4,
nori4,
roin4,
3 letter words:
hoh9,
chi8,
hic8,
hoc8,
ich8,
och8,
hin6,
hoi6,
hon6,
noh6,
rho6,
con5,
cor5,
orc5,
roc5,
ion3,
nor3,
rin3,
2 letter words:
ch7,
hi5,
ho5,
oh5,
in2,
io2,
no2,
oi2,
on2,
or2,